Home / 484,831.80-669,161.34-293,949.72

Finding the Fourth Proportional to 484,831.80, 669,161.34 and 293,949.72

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Solution

The fourth proportional to 484,831.80, 669,161.34 and 293,949.72 is: 405,707.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,831.80 : 669,161.34 = 293,949.72 : x
  2. Step 2: Convert to fraction form
    484,831.80/669,161.34 = 293,949.72/x
  3. Step 3: Cross multiply
    484,831.80x = 669,161.34 × 293,949.72
  4. Step 4: Simplify right side
    484,831.80x = 196,699,788,527.83
  5. Step 5: Solve for x
    x = 196,699,788,527.83/484,831.80
  6. Step 6: Final answer
    x = 405,707.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.